Dissociation encompasses changes in a series of phenotypes: colony and cell morphology. inmunological and biochemical reactions and virulence. The concept is generally associated to the in vitro transition between smooth (S) and rough (R) colonies. a phenotypic observation in Gram-negative bacteria commonly made since the beginning of microbiology as a science. https://safeersappliancers.shop/product-category/bosch-serie-8-dwf97rv60b-chimney-smart-cooker-hood-black/